Datasheet

LMV793, LMV794
www.ti.com SNOSAX6D –MARCH 2007–REVISED MARCH 2013
2.5V Electrical Characteristics
(1)
(continued)
Unless otherwise specified, all limits are specified for T
A
= 25°C, V
+
= 2.5V, V
−
= 0V, V
CM
= V
+
/2 = V
O
. Boldface limits apply
at the temperature extremes.
Symbol Parameter Conditions Min Typ Max Units
(2) (3) (2)
I
B
Input Bias Current V
CM
= 1.0V
(5) (6)
−40°C ≤ T
A
≤ 85°C 0.05 1
25
pA
−40°C ≤ T
A
≤ 125°C 0.05 1
100
I
OS
Input Offset Current V
CM
= 1.0V
(6)
10 fA
CMRR Common Mode Rejection Ratio 0V ≤ V
CM
≤ 1.4V 80 94
dB
75
PSRR Power Supply Rejection Ratio 2.0V ≤ V
+
≤ 5.5V, V
CM
= 0V 80 100
75
dB
1.8V ≤ V
+
≤ 5.5V, V
CM
= 0V 80 98
CMVR Common Mode Voltage Range CMRR ≥ 60 dB −0.3 1.5
V
CMRR ≥ 55 dB -0.3 1.5
A
VOL
Open Loop Voltage Gain V
OUT
= 0.15V to 2.2V, LMV793 85 98
R
L
= 2 kΩ to V
+
/2 80
LMV794 82 92
dB
78
V
OUT
= 0.15V to 2.2V, 88 110
R
L
= 10 kΩ to V
+
/2 84
V
OUT
Output Voltage Swing High R
L
= 2 kΩ to V
+
/2 25 75
82
R
L
= 10 kΩ to V
+
/2 20 65
71
mV from
either rail
Output Voltage Swing Low R
L
= 2 kΩ to V
+
/2 30 75
78
R
L
= 10 kΩ to V
+
/2 15 65
67
I
OUT
Output Current Sourcing to V
−
35 47
V
IN
= 200 mV
(7)
28
mA
Sinking to V
+
7 15
V
IN
= –200 mV
(7)
5
I
S
Supply Current Per Amplifier LMV793 0.95 1.30
1.65
mA
LMV794 1.1 1.50
1.85
SR Slew Rate A
V
= +10, Rising (10% to 90%) 32
V/μs
A
V
= +10, Falling (90% to 10%) 24
GBW Gain Bandwidth A
V
= +10, R
L
= 10 kΩ 88 MHz
e
n
Input Referred Voltage Noise Density f = 1 kHz 6.2 nV/√Hz
i
n
Input Referred Current Noise Density f = 1 kHz 0.01 pA/√Hz
THD+N Total Harmonic Distortion + Noise f = 1 kHz, A
V
= 1, R
L
= 600Ω 0.01 %
(5) Positive current corresponds to current flowing into the device.
(6) This parameter is specified by design and/or characterization and is not tested in production.
(7) The short circuit test is a momentary test, the short circuit duration is 1.5 ms.
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